gcc/testsuite/gcc.dg/comp-goto-2.c

   1 /* Test diagnostics for addresses of labels and computed gotos.  Test
   2    with -pedantic.  */
   3 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   4 /* { dg-do compile } */
   5 /* { dg-options "-pedantic" } */
   6 /* { dg-require-effective-target indirect_jumps } */
   7 /* { dg-require-effective-target label_values } */
   8
   9 void
  10 f (void)
  11 {
  12   void *p = &&a; /* { dg-warning "taking the address of a label is non-standard" } */
  13   goto *p; /* { dg-warning "ISO C forbids 'goto \\*expr;'" } */
  14  a: ;
  15 }